4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655

General

Target
4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655
Size 2.4MB
Sample261002-t41twaec92
SHA256 4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655
MD5 35f40416831d7bbab46b72d788eaeee2
SHA1 63edf7f55e70abe8d7f42d25423e35080d4c95c7
SHA512 7cc9ca5b59d5a9865b325e099e3c5d8fd69bcba422a0aea10ff0cea4233bdfcd1904d329d2e39f6f2622c05934d60851c3df980e18cb3d838ea88833ad1f9a37
SSDEEP 49152:qOn+GW8q1alo22H5q4oK2OfP5x69rP4k5ScblaJaOpnybFQsF:LnV99o4tOHhk5zbaVybFd
TLSH
T15EC57D6125E44072E4B256B4CBE8B516A5ACFC331731CCDB4391458E3AB39C2A5B7F2B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655

File Explorer

4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655

.dll 2.4MB

4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655

IMPHASH f90a00d7e1c658d11caf79f106c0756f
SHA256 4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655
MD5 35f40416831d7bbab46b72d788eaeee2
SHA1 63edf7f55e70abe8d7f42d25423e35080d4c95c7
SHA512 7cc9ca5b59d5a9865b325e099e3c5d8fd69bcba422a0aea10ff0cea4233bdfcd1904d329d2e39f6f2622c05934d60851c3df980e18cb3d838ea88833ad1f9a37
SSDEEP 49152:qOn+GW8q1alo22H5q4oK2OfP5x69rP4k5ScblaJaOpnybFQsF:LnV99o4tOHhk5zbaVybFd
TLSH
T15EC57D6125E44072E4B256B4CBE8B516A5ACFC331731CCDB4391458E3AB39C2A5B7F2B
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

1

Major OS version

5

Entry point

1282768

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

msedgeupdate_unsigned.pdb

kernel32

SizeofResource HeapFree InitializeCriticalSectionAndSpinCount HeapSize GetLastError LockResource HeapReAlloc RaiseException FindResourceExW LoadResource FindResourceW HeapAlloc DecodePointer HeapDestroy DeleteCriticalSection GetProcessHeap ReleaseSemaphore DeleteTimerQueueTimer CreateTimerQueueTimer FreeLibraryAndExitThread ExitThread GetExitCodeThread SwitchToThread lstrlenW WriteFile GetShortPathNameW GetPrivateProfileIntW OutputDebugStringA SetFilePointer WaitForSingleObject CreateFileW GetCurrentThreadId ReleaseMutex Sleep GetFileInformationByHandle OutputDebugStringW CloseHandle GetLocalTime GetCurrentProcessId lstrcmpiW lstrcmpW CreateDirectoryW FindFirstFileW SetLastError FindNextFileW GetCurrentProcess ExpandEnvironmentStringsW RemoveDirectoryW WaitForMultipleObjects GetEnvironmentVariableW FindClose DuplicateHandle FormatMessageW GetCurrentThread DeleteFileW LoadLibraryW GetCurrentDirectoryW GetProcAddress LocalFree GetModuleHandleW FreeLibrary GetTempFileNameW OpenMutexW GetTickCount LoadLibraryExW GetExitCodeProcess ReadFile CompareFileTime SetEndOfFile GetFileAttributesW FindFirstChangeNotificationW SetFileAttributesW MultiByteToWideChar GetFileAttributesExW FileTimeToSystemTime FindCloseChangeNotification FindNextChangeNotification MoveFileExW GetFileSize CopyFileW GetSystemTimeAsFileTime FlushFileBuffers lstrcpynW ExitProcess IsDebuggerPresent WideCharToMultiByte GetTimeZoneInformation FileTimeToLocalFileTime SystemTimeToFileTime SystemTimeToTzSpecificLocalTime GetStringTypeExW GetModuleFileNameW GetTempPathW GetSystemDirectoryW GetWindowsDirectoryW VirtualQuery GetModuleHandleExW TryEnterCriticalSection EnterCriticalSection LeaveCriticalSection InitializeCriticalSection CreateMutexW CreateEventW SetEvent ResetEvent GetProductInfo GetVersionExW VerSetConditionMask VerifyVersionInfoW IsWow64Process GetLongPathNameW LocalAlloc OpenProcess HeapSetInformation SetPriorityClass TerminateProcess K32GetModuleFileNameExW WaitForMultipleObjectsEx K32GetProcessImageFileNameW CreateToolhelp32Snapshot ProcessIdToSessionId Process32NextW WaitForSingleObjectEx Process32FirstW K32EnumProcesses ReadProcessMemory K32EnumProcessModules SetHandleInformation DeviceIoControl CreatePipe SetErrorMode GetSystemPowerStatus GetDiskFreeSpaceExW GlobalMemoryStatusEx CreateProcessW SetProcessWorkingSetSize GlobalAlloc GlobalFree GlobalLock GlobalUnlock GetStdHandle QueryDosDeviceW GetLogicalDriveStringsW InitOnceExecuteOnce GetComputerNameExW SetEnvironmentVariableW OpenEventW GetPrivateProfileStringW PackageIdFromFullName GetPackagesByPackageFamily PackageFamilyNameFromFullName CreateThread SetCurrentDirectoryW GetPriorityClass OpenThread QueryPerformanceCounter GetCommandLineW CreateHardLinkW lstrcmpA lstrcmpiA GetThreadLocale QueueUserWorkItem GetTickCount64 GetStringTypeExA SetFilePointerEx UnhandledExceptionFilter SetUnhandledExceptionFilter IsProcessorFeaturePresent GetStartupInfoW InitializeSListHead GetStringTypeW InitializeSRWLock ReleaseSRWLockExclusive AcquireSRWLockExclusive InitializeCriticalSectionEx EncodePointer LCMapStringEx CompareStringEx GetCPInfo QueryPerformanceFrequency InitializeConditionVariable WakeConditionVariable WakeAllConditionVariable SleepConditionVariableCS SleepConditionVariableSRW GetLocaleInfoEx InterlockedPushEntrySList InterlockedFlushSList RtlUnwind TlsAlloc TlsGetValue TlsSetValue TlsFree GetSystemInfo VirtualAlloc VirtualProtect GetFileType GetDateFormatW GetTimeFormatW CompareStringW LCMapStringW GetLocaleInfoW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW FindFirstFileExW IsValidCodePage GetACP GetOEMCP GetCommandLineA GetEnvironmentStringsW FreeEnvironmentStringsW GetFileSizeEx SetStdHandle GetConsoleOutputCP GetConsoleMode ReadConsoleW WriteConsoleW LoadLibraryExA GetProcessShutdownParameters SetProcessShutdownParameters GetProcessId Thread32Next Thread32First RegisterWaitForSingleObject UnregisterWaitEx GetDriveTypeW GetUserDefaultLangID GetSystemDefaultLangID QueryUnbiasedInterruptTime GetProcessTimes DeleteTimerQueueEx CreateTimerQueue QueryFullProcessImageNameW GetNativeSystemInfo GetModuleFileNameA GlobalHandle MulDiv FreeResource InterlockedPopEntrySList FlushInstructionCache VirtualFree

netapi32

NetApiBufferFree NetGetJoinInformation

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

wtsapi32

WTSQuerySessionInformationW WTSEnumerateSessionsW WTSFreeMemory

Name

.text

Size

1.5MB

Virtual Size

1.5MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

523KB

Virtual Size

523KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

20KB

Virtual Size

32KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didat

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

299KB

Virtual Size

299KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

77KB

Virtual Size

76KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

4527c5b3ec4ab74bd952c8d72166d89e956f896bb63b01ab04a161825e868655

kernel32

netapi32

version

wtsapi32

generic